Boxing bag



FIG. 1 is a top perspective view of a boxing bag showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines shown in FIGS. 2 and 8 depict bottom surface details that form no part of the claimed design. 

CLAIM The ornamental design for a boxing bag, as shown and described. 